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" Multiply all the numerators together for a new numerator, and all the denominators together for a new denominator. "
A treatise on mercantile and practical arithmetic - Σελίδα 113
των John Penrose (teacher of arithmetic.) - 1824 - 300 σελίδες
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Daboll's Complete Schoolmaster's Assistant Being a Plain Comprehensive ...

Nathan Daboll - 1843 - 240 σελίδες
...equal parts, it will take 12 such parts to make a whole one ; therefore ^ of j is -jlj, Answer. RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator, and they will form the fraction required, which reduce to its lowest terms....

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1843 - 312 σελίδες
...fractions reduce them to such first, then multiply each numerator by all the denominators except its own, for a new numerator; and all the denominators together for a new denominator. 6. Reduce f, f, and 4 to a com. denominator. A 84 . 105 . •"•. TTff) TUB" . 105 . 73 " 2x6x7= 84....

Conversations on arithmetic

mrs. Henry Ayres - 1843 - 446 σελίδες
...MULTIPLICATION. Rule. — Prepare all those fractions that require it by the rules for Reduction, then multiply all the numerators together for a new numerator, and all the denominators for a new denominator. The work may be considerably shortened by striking out numbers alike in the...

Introduction to The National Arithmetic, on the Inductive System: Combining ...

Benjamin Greenleaf - 1844 - 184 σελίδες
...following RULE. Change mixed numbers and whole numbers, if there be any, to improper fractions ; then multiply all the numerators together for a new numerator,...all the denominators together for a new denominator ; the fraction should then be reduced to its lowest terms. 6. What is I of | of f ? OPERATION. 7. What...

Elementary and practical Arithmetic on the inductive system, by analysis and ...

Charles WATERHOUSE - 1844 - 12 σελίδες
...invert* the denominations between the given denomination, and the one to which you would reduce it ; then multiply all the numerators together for a new numerator,...all the denominators together for a new denominator. EXAMPLES. 1. Reduce T^WS of a dollar to the fraction of a mill. Thus, TrihniX VXVXV =-nnnre, Ans. Or,...

Engineers' and Mechanics' Pocket-book ...

Charles Haynes Haswell - 1844 - 264 σελίδες
...= 54) MULTIPLICATION OF VULGAR FRACTIONS. RULE. — Prepare the frnctioas as previously required ; multiply all the numerators together for a new numerator,...all the denominators together for a new denominator. EXAMPLE.— What is the product of J and £ ? }x|=A»J** t.— What is the product of6and^of5? rXV...

The National Arithmetic, on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1844 - 324 σελίδες
...following RULE. Change mixed numbers and whole numbers, if there be any, to improper fractions ; then multiply all the numerators together for a new numerator,...all the denominators together for a new denominator ; the fraction should then be reduced io its lowest terms. But, if there be numbers in the numerator...

Introduction to The National Arithmetic: On the Inductive System; Combining ...

Benjamin Greenleaf - 1844 - 184 σελίδες
...following RULE. Change mixed numbers and whole numbers, if there Jie any, to improper fractions ; then multiply all the numerators together for a new numerator,...all the denominators together for a new denominator ; the fraction should llien be reduced to its lowest terms. 6. What is § of | of f ? OPERATION. 7....

Elements of Algebra: Being an Abridgement of Day's Algebra Adapted to the ...

Jeremiah Day - 1844 - 252 σελίδες
...Reduce m+rf— -?—f 29. Reduce 4— -^— . 1 h—d d—y 121. To reduce a compound fraction to a simple one. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator. 30. Reduce ?of-^—. Ans. 2a . 7 6+2 76+14 31. Reduce - of 1 of b+ll . 32. Reduce...

Elements of Arithmetic: For Schools and Academies. In which Decimal and ...

Pliny Earle Chase - 1844 - 240 σελίδες
...since 2 = ?|, 2T5'-=2?-f- T5f=ff. A compound fraction may be reduced to a simple one, by multiplying all the numerators together for a new numerator, and all the denominators for a new denominator. Thus, | of s— if. For \ of ^ = ^f, because, if we suppose a unit divided into...




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